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From:   Arend Van Spriel <arend.vanspriel@broadcom.com>
To:     <trix@redhat.com>, <franky.lin@broadcom.com>,
        <hante.meuleman@broadcom.com>, <chi-hsien.lin@cypress.com>,
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        <natechancellor@gmail.com>, <ndesaulniers@google.com>,
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        <stanley.hsu@cypress.com>, <saravanan.shanmugham@cypress.com>,
        <jean-philippe@linaro.org>, <linville@tuxdriver.com>
CC:     <linux-wireless@vger.kernel.org>,
        <brcm80211-dev-list.pdl@broadcom.com>,
        <brcm80211-dev-list@cypress.com>, <netdev@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>,
        <clang-built-linux@googlegroups.com>
Date:   Mon, 14 Sep 2020 07:26:02 +0200
Message-ID: <1748b13c210.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com>
In-Reply-To: <20200913143522.20390-1-trix@redhat.com>
References: <20200913143522.20390-1-trix@redhat.com>
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Subject: Re: [PATCH] brcmfmac: initialize variable
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On September 13, 2020 4:35:44 PM trix@redhat.com wrote:

> From: Tom Rix <trix@redhat.com>
>
> clang static analysis flags this problem
> sdio.c:3265:13: warning: Branch condition evaluates to
>  a garbage value
>        } else if (pending) {
>                   ^~~~~~~
>
> brcmf_sdio_dcmd_resp_wait() only sets pending to true.
> So pending needs to be initialized to false.

True. However, I prefer to fix it in brcmf_sdio_dcmd_resp_wait() and say:

*pending = signal_pending(current);

Regards,
Arend

> Fixes: 5b435de0d786 ("net: wireless: add brcm80211 drivers")
> Signed-off-by: Tom Rix <trix@redhat.com>
> ---
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)


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